nixos/clash-meta: add release note

nixos/doc/manual/release-notes/rl-2405.section.md

@@ -56,6 +56,8 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 - [ollama](https://ollama.ai), server for running large language models locally.
 
+- [Clash.Meta](https://github.com/MetaCubeX/mihomo), a rule-based proxy in Go. Available as [services.clash-meta.enable](#opt-services.clash-meta.enable).
+
 - [hebbot](https://github.com/haecker-felix/hebbot), a Matrix bot to generate "This Week in X" like blog posts. Available as [services.hebbot](#opt-services.hebbot.enable).
 
 - [Anki Sync Server](https://docs.ankiweb.net/sync-server.html), the official sync server built into recent versions of Anki. Available as [services.anki-sync-server](#opt-services.anki-sync-server.enable).